Vector Editor provides a variety of snapper operations, such as Free Snap, Endpoint Snap, Entity Snap, Center Snap, Middle Snap, Distance Snap, Intersection Snap, Horizontal Snap, Vertical Snap, and Point Cloud Snap(such as the corner of buildings).The function can control the point location clicked by the mouse, which can improve accuracy of vectorization.
Snap point freely, which has the lowest priority among all snapper functions.
Snap startpoints and endpoints, such as starting point and ending point of one line.
Snap the point on the closest entity to the mouse position.
Snap the center of the entity, such as the center of a circle.
Snap middle points of an entity, such as the midpoint of the line segment.
Snap points with distance constraint, which should be used with other snap operation to limit the distance of other snap.
Snap intersecting points of multiple entities, such as the intersection of two lines.
Snap points of horizontal direction, this snap limits the movement in vertical direction and is suitable for drawing horizontal lines.
Snap points of vertical direction, this snap limits the movement in vertical direction and is suitable for drawing vertical lines.
Point Cloud Snap
Snap points on the point cloud, this snap is suitable for drawing corners of house etc.